PISTON KIT-4 KZ1000J,R D72.00, WOSSNER K8796D250-4 KAWASAKI
Wossner forged piston kit with 72.00mm bore and 71.94mm diameter, offering a +2.5mm oversize fitment. This kit increases engine displacement to 1075-1105 cm³ and provides improved compression and thermal efficiency for four-cylinder engines. Features forged construction for exceptional strength and durability, engineered for efficient heat transfer, an elliptical design for uniform bearing surface during thermal expansion, and even distribution of thrust loads to reduce the risk of piston collapse. Manufactured in Germany and supplied as a set of 4 pistons, pins, rings, and clips. Specifications include: bore 72.00mm, diameter 71.94mm, engine displacement 1075 / 1105 cm³, stroke 66.00 mm, clearance 0.06 mm, compression ratio (Wossner) 1075 cc = 10.30:1 / 1105 cc = 10.50:1, compression ratio (OEM) 9.20:1, dome volume 18.80 cm³, compression height 25.30 mm, theoretical weight 25.30 g, engine cylinders 4, clips P/N CW17, pin P/N WP083, and ring set P/N 720XDS. Cross-reference OEM part numbers include Part No. 56-W9934.250.WO and Wossner Piston K8796D250-4.
- SKU
- 56-W9934.250.WO
- Brand
- Wossner
- Availability
- In Stock (1)
FULL DESCRIPTION
Wossner Forged Piston Kit - 72.00mm Bore
Upgrade your engine's performance with this high-quality Wossner forged piston kit. Designed for specific Kawasaki four-cylinder engines, this kit features pistons with a 72.00mm bore and a 71.94mm diameter, providing a +2.5mm oversize fitment. This performance enhancement increases engine displacement to approximately 1075 to 1105 cm³, leading to improved compression and thermal efficiency.
Key Features:
- Forged Construction: Offers exceptional strength and durability for demanding performance.
- Efficient Heat Transfer: Engineered to move heat effectively from the combustion chamber to the cylinder walls.
- Elliptical Design: Ensures a uniform bearing surface during thermal expansion for optimal performance.
- Even Thrust Load Distribution: Reduces the risk of piston collapse by distributing forces evenly.
- German Manufacturing: Built with precision and quality in Germany.
- Complete Kit: Supplied as a set for four cylinders, including pistons, pins, rings, and clips.
Specifications:
- Bore: 72.00mm
- Diameter: 71.94mm
- Engine Displacement: 1075 / 1105 cm³
- Stroke: 66.00 mm
- Clearance: 0.06 mm
- Compression Ratio (Wossner): 1075 cc = 10.30:1 / 1105 cc = 10.50:1
- Compression Ratio (OEM): 9.20:1
- Dome Volume: 18.80 cm³
- Compression Height: 25.30 mm
- Theoretical Weight: 25.30 g
- Engine Cylinders: 4
- Clips Part Number: CW17
- Pin Part Number: WP083
- Ring Set Part Number: 720XDS
